package com.sky.controller.admin;

import com.sky.constant.MessageConstant;
import com.sky.result.Result;
import com.sky.utils.AliOssUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.UUID;

/**
 * 通用接口
 * 1. 文件上传
 * 2. 数据字典查询
 * 3. 统计数据查询
 */
@Slf4j
@RestController
@RequestMapping("/admin/common")
@Api(tags = "通用接口")
public class CommonCtroller {

    @Autowired
    private AliOssUtil aliOssUtil;

    @PostMapping("/upload")
    @ApiOperation("文件上传")
    Result<String> upload(MultipartFile file){
        log.info("文件上传开始,上传的文件:{}",file);
        try {
            //1. 获取原始文件名
            String originalFilename = file.getOriginalFilename();
            //2. 获取文件后缀名 sdf.png =>  .png
            String suffix = "";
            if (originalFilename != null && originalFilename.contains(".")) {
                suffix = originalFilename.substring(originalFilename.lastIndexOf("."));
            }
            //3. 构成新的文件名
            String objectName = UUID.randomUUID().toString() + suffix;
            //4. 文件的请求路径
            String filePath = aliOssUtil.upload(file.getBytes(), objectName);
            return Result.success(filePath);
        } catch (Exception e) {
            log.error("文件上传失败", e);
            return Result.error(MessageConstant.UPLOAD_FAILED);
        }
    }
}
